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Mixing in Math, funded by the National Science Foundation, has developed a wide range of games, activities, and resources for out-of-school time—and in-school too! A selection of Mixing in Math materials in re-usable laminated and heavy card stock formats is now available for purchase. More »

Mixing in Math (MiM) is a set of activities and resources for after-school educators, librarians, camp counselors, parents, and others who spend time with children in grades K-6. Aligned with the Common Core Math Standards K-5, MiM builds children’s skills in geometry, measurement, arithmetic, estimation, time, data, patterns, and algebra.